| 摘要 |
PROBLEM TO BE SOLVED: To provide a seismoscopic plug device not requiring construction by a qualified personnel, and including a function equivalent to that of a seismoscopic relay.SOLUTION: A seismoscopic plug device includes three terminals 1a, 1b, 1c for connection with an outlet 20 having a ground electrode consisting of a voltage electrode 20a, a neutral electrode 20b, and a ground electrode 20c, an earthquake detector 2 for detecting a shaking caused by an earthquake, a pseudo leakage current generating section 3 for generating a pseudo leakage current, a contact 4 for connecting a ground electrode terminal 1c and a neutral electrode terminal 1b, and a control section 6 for turning the contact 4 on by receiving earthquake detection from the earthquake detector 2, and feeding the ground electrode terminal 1c with a current generated from the pseudo leakage current generating section 3. |
